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| Mirrors > Home > MPE Home > Th. List > domentr | Structured version Visualization version GIF version | ||
| Description: Transitivity of dominance and equinumerosity. (Contributed by NM, 7-Jun-1998.) |
| Ref | Expression |
|---|---|
| domentr | ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | endom 8964 | . 2 ⊢ (𝐵 ≈ 𝐶 → 𝐵 ≼ 𝐶) | |
| 2 | domtr 8992 | . 2 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) | |
| 3 | 1, 2 | sylan2 604 | 1 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 class class class wbr 5104 ≈ cen 8928 ≼ cdom 8929 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5250 ax-pow 5326 ax-pr 5394 ax-un 7722 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-br 5105 df-opab 5167 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-f1o 6532 df-en 8932 df-dom 8933 |
| This theorem is referenced by: domdifsn 9036 xpdom1g 9050 domunsncan 9053 sdomdomtr 9086 domen2 9096 mapdom2 9124 unxpdom2 9208 sucxpdom 9209 xpfir 9216 cardsdomelir 9947 infxpenlem 9985 xpct 9988 infpwfien 10034 inffien 10035 mappwen 10084 iunfictbso 10086 djuxpdom 10157 cdainflem 10159 djuinf 10160 djulepw 10164 ficardun2 10173 unctb 10175 infdjuabs 10176 infunabs 10177 infdju 10178 infdif 10179 infxpdom 10181 pwdjudom 10186 infmap2 10188 fictb 10215 cfslb 10238 fin1a2lem11 10382 fnct 10509 unirnfdomd 10540 iunctb 10547 alephreg 10555 cfpwsdom 10557 gchdomtri 10602 canthp1lem1 10625 pwfseqlem5 10636 pwxpndom 10639 gchdjuidm 10641 gchxpidm 10642 gchpwdom 10643 gchhar 10652 inttsk 10747 inar1 10748 tskcard 10754 znnen 16256 qnnen 16257 rpnnen 16271 rexpen 16272 aleph1irr 16290 cygctb 19950 1stcfb 23559 2ndcredom 23564 2ndcctbss 23569 hauspwdom 23615 tx2ndc 23765 met1stc 24635 met2ndci 24636 re2ndc 24915 opnreen 24946 ovolctb2 25608 ovolfi 25610 uniiccdif 25694 dyadmbl 25716 opnmblALT 25719 vitali 25729 mbfimaopnlem 25771 mbfsup 25780 aannenlem3 26448 dmvlsiga 34431 sigapildsys 34464 omssubadd 34602 carsgclctunlem3 34622 finminlem 36686 phpreu 38110 lindsdom 38120 mblfinlem1 38163 pellexlem4 43416 pellexlem5 43417 pr2dom 44110 tr3dom 44111 nnfoctb 45627 ioonct 46112 subsaliuncl 46931 caragenunicl 47097 eufunclem 50151 aacllem 50431 |
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